2 tablespoons fresh lemon juice 2 tablespoons vinegar 1/2 cup olive oil 1/4 cup crumbled feta cheese 1 head Romaine lettuce (or 8 cups mixed salad greens) 1 medium cucumber, peeled, halved, seeded and sliced 1/2 cup black pitted olives, sliced 1 cup cherry tomatoes, cut in half 1/2 medium red onion, cut into rings 1. Blend together Greek seasoning, lemon juice, vinegar and oil in a small bowl. Gently stir in cheese. Refrigerate 15 minutes or longer. 2. Meanwhile, wash, dry and tear lettuce or salad greens into bite-size pieces. Place lettuce and vegetables in a large bowl. Just before serving, stir dressing; pour over salad. Toss to coat. Garnish with onion slices and extra feta cheese, if desired.